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Stepped Stud NSN 5307-01-257-0785

Item Description

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The entire unthreaded portion must be of a single diameter equal to or smaller than the maximum major diameter of the larger threaded end. Includes radial grooves or thread reliefs. Excludes items with tapered threads.

NSN 5307-01-257-0785 NSN: 5307-01-257-0785

Features and Characteristics

Thread Class
3a nut thread
Thread Pitch Diameters
+0.2900/+0.2915 inches stud thread
Thread Direction
Right-hand stud thread
Thread Length
0.438 inches nut thread and 0.509 inches nut thread
Shank Diameter
Between 0.221 inches and 0.231 inches
Overall Length
Between 1.178 inches and 1.198 inches
Distance From Cotter Pin Hole Centerline To Nut End
0.100 inches first hole and 0.120 inches first hole
Cotter Pin Hole Diameter
0.065 inches first hole and 0.072 inches first hole
End Application
Spec item
Thready Qty Per Inch (tpi)
28 nut thread
Hardness Rating
Between 26.0 rockwell c and 32.0 rockwell c
Thread Size
0.312 inches stud thread
Surface Finish
63.0 microinches shank
Material
Steel comp 8740
Material Specification
Ams6322 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams2400 assn standard single treatment response
Style Designator
Stepped
Thread Series Designator
Uns stud thread
FSC
5307 Studs
NIIN
012570785
NSN
5307012570785

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AN157123
Cage Code:
88044
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5307-01-257-0785
What are the manufacturers of nsn 5307012570785?
Does this nsn 5307012570785 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5307012570785
A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. the entire unthreaded portion must be of a single diameter equal to or smaller than the maximum major diameter of the larger threaded end. includes radial grooves or thread reliefs. excludes items with tapered threads.
Does nsn 5307012570785 contain any precious metals?
No precious metal content.
Does nsn 5307012570785 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5307012570785?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
15949
FIIG:
A051A0
App. Key:
C
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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